Read Sony KV-HV21F50 Service Manual online
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KV-HV21F50/HV21F53
RM-GA002
TABLE OF CONTENTS
SELF DIAGNOSTIC FUNCTION ................................... 3
1. DISASSEMBLY
1-1. 3D Speaker Removal .................................................... 5
1-2. Rear Cover Removal ..................................................... 5
1-3. Speaker Removal .......................................................... 5
1-4. Chassis Assy Removal .................................................. 5
1-5. Service Position ............................................................ 5
1-6. Terminal Bracket Removal ........................................... 5
1-7. J Board Removal ........................................................... 6
1-8. A Board Removal ......................................................... 6
1-9. Picture Tube Removal .................................................. 6
1-2. Rear Cover Removal ..................................................... 5
1-3. Speaker Removal .......................................................... 5
1-4. Chassis Assy Removal .................................................. 5
1-5. Service Position ............................................................ 5
1-6. Terminal Bracket Removal ........................................... 5
1-7. J Board Removal ........................................................... 6
1-8. A Board Removal ......................................................... 6
1-9. Picture Tube Removal .................................................. 6
2. SET-UP ADJUSTMENTS
2-1. Beam Landing Adjustment ........................................... 8
2-2. Convergence Adjustment .............................................. 8
2-3. Focus Adjustment ....................................................... 10
2-4. G2 (SCREEN) Adjustment ......................................... 10
2-5
2-2. Convergence Adjustment .............................................. 8
2-3. Focus Adjustment ....................................................... 10
2-4. G2 (SCREEN) Adjustment ......................................... 10
2-5
White Balance Adjustment ......................................... 10
3. CIRCUIT ADJUSTMENTS
3-1. Adjustments With Commander .................................. 11
3-2. Adjustment Method .................................................... 12
3-3. Picture Quality Adjustment ........................................ 28
3-4. Geometry Adjustment ................................................. 28
3-2. Adjustment Method .................................................... 12
3-3. Picture Quality Adjustment ........................................ 28
3-4. Geometry Adjustment ................................................. 28
4. DIAGRAMS
4-1. Block Diagram ............................................................ 30
4-2. Circuit Boards Location ............................................. 31
4-3. Schematic Diagram Information ................................ 31
4-2. Circuit Boards Location ............................................. 31
4-3. Schematic Diagram Information ................................ 31
4-3-1. A Board — (Block 001) ................................ 32
4-3-2. A Board — (Block 002) ................................ 34
4-3-3. A Board — (Block 003) ................................ 36
4-3-4. A Board — (Block 004) ................................ 38
4-3-5. A Board — (Block 005) ............................... 40
4-3-6. A Board — (Block 006) ................................ 42
4-3-7. A Board — (Block 007) ................................ 44
4-3-8. CV Board Schematic Diagram ..................... 45
4-3-9. J Board Schematic Diagram .......................... 47
4-3-2. A Board — (Block 002) ................................ 34
4-3-3. A Board — (Block 003) ................................ 36
4-3-4. A Board — (Block 004) ................................ 38
4-3-5. A Board — (Block 005) ............................... 40
4-3-6. A Board — (Block 006) ................................ 42
4-3-7. A Board — (Block 007) ................................ 44
4-3-8. CV Board Schematic Diagram ..................... 45
4-3-9. J Board Schematic Diagram .......................... 47
4-4. Voltage Measurement and Waveforms ....................... 48
4-5. Printed Wiring Boards and Parts Location ................. 52
4-6. Semiconductors .......................................................... 55
4-5. Printed Wiring Boards and Parts Location ................. 52
4-6. Semiconductors .......................................................... 55
5. EXPLODED VIEWS
5-1. Chassis ........................................................................ 57
5-2. 3D Speaker .................................................................. 57
5-2. 3D Speaker .................................................................. 57
6. ELECTRICAL PARTS LIST ......................................... 59
OPERATING INSTRUCTIONS
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY SHADING AND MARK
! ON
THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
CAUTION
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD,
OR CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD,
OR CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
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